FZUS53 KDLH 300937 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 437 AM CDT Sat May 30 2026 For waters within five nautical miles of shore on Lake Superior. Waves are the significant wave height - the average of the highest 1/3 of the wave spectrum. Occasional wave height is the average of the highest 1/10 of the wave spectrum. LSZ140-301600- Grand Portage to Grand Marais MN- 437 AM CDT Sat May 30 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .TODAY...Northeast wind 15 to 20 knots with gusts to around 25 knots. Sunny. Waves 3 to 5 feet. .TONIGHT...Northeast wind 15 to 20 knots with gusts to around 25 knots easing to 5 to 10 knots after midnight. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to 2 feet after midnight. .SUNDAY...Northeast wind 5 knots becoming south in the afternoon. Sunny. Waves 1 foot or less. .SUNDAY NIGHT...Southwest wind 5 knots becoming northeast after midnight. Partly cloudy. Waves 1 foot or less. $$ LSZ141-301600- Grand Marais to Taconite Harbor MN- 437 AM CDT Sat May 30 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .TODAY...Northeast wind 15 to 20 knots with gusts to around 30 knots. Mostly sunny. Waves 3 to 5 feet. .TONIGHT...Northeast wind 15 to 20 knots with gusts to around 30 knots easing to 5 to 10 knots with gusts to around 20 knots after midnight. Mostly cloudy in the evening then becoming partly cloudy. Waves 3 to 5 feet subsiding to 1 to 2 feet early in the morning. .SUNDAY...Northeast wind 5 knots early in the morning becoming east, then becoming southeast early in the afternoon becoming variable 10 knots or less. Mostly sunny. Waves 1 to 2 feet. .SUNDAY NIGHT...Variable winds 10 knots or less becoming northeast 5 knots early in the morning. Partly cloudy. Waves 1 foot or less. $$ LSZ142-301600- Taconite Harbor to Silver Bay Harbor MN- 437 AM CDT Sat May 30 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .TODAY...Northeast wind 10 to 15 knots with gusts to around 25 knots. Mostly sunny. Waves 3 to 5 feet. .TONIGHT...Northeast wind 10 to 15 knots with gusts to around 25 knots easing to 5 knots early in the morning. Mostly cloudy in the evening then becoming partly cloudy. Waves 3 to 5 feet subsiding to 1 to 3 feet early in the morning. .SUNDAY...Variable winds 10 knots or less. Mostly sunny. Waves 1 to 2 feet. .SUNDAY NIGHT...Variable winds 10 knots or less. Partly cloudy. Waves 1 foot or less. $$ LSZ143-301600- Silver Bay Harbor to Two Harbors MN- 437 AM CDT Sat May 30 2026 ...GALE WARNING IN EFFECT THROUGH THIS EVENING... .TODAY...Northeast wind 15 to 20 knots with gusts to around 30 knots. Partly sunny. Waves 3 to 5 feet. .TONIGHT...Northeast wind 15 to 20 knots with gusts to around 30 knots easing to 5 to 10 knots with gusts to around 20 knots after midnight. Mostly cloudy in the evening then becoming partly cloudy. Waves 3 to 5 feet subsiding to 1 to 3 feet early in the morning. A small craft advisory may be needed. .SUNDAY...Northeast wind 5 knots. Sunny. Waves 1 to 2 feet. .SUNDAY NIGHT...North wind 5 knots until early morning becoming variable 10 knots or less. Partly cloudy. Waves 1 foot or less. $$ LSZ144-301600- Two Harbors to Duluth MN- 437 AM CDT Sat May 30 2026 ...GALE WARNING IN EFFECT THROUGH THIS EVENING... .TODAY...Northeast wind 20 to 25 knots with gusts to around 30 knots. Partly sunny. Waves 4 to 6 feet. Waves occasionally to 7 feet. .TONIGHT...Northeast wind 15 to 20 knots with gusts to around 30 knots easing to 5 to 10 knots with gusts to around 20 knots after midnight. Partly cloudy. Waves 4 to 6 feet subsiding to 1 to 3 feet early in the morning. Waves occasionally to 7 feet. A small craft advisory may be needed. .SUNDAY...East wind 5 to 10 knots. Sunny. Waves 1 to 2 feet. .SUNDAY NIGHT...Northeast wind 5 to 10 knots. Partly cloudy. Waves 1 foot or less. $$ LSZ145-301600- Duluth MN to Port Wing WI- 437 AM CDT Sat May 30 2026 ...GALE WARNING IN EFFECT THROUGH THIS EVENING... .TODAY...Northeast wind 15 to 20 knots. Gusts up to 25 knots increasing to 30 knots in the afternoon. Partly sunny. Waves 4 to 6 feet. Waves occasionally to 7 feet. .TONIGHT...Northeast wind 15 to 20 knots with gusts to around 30 knots easing to 5 knots early in the morning. Partly cloudy. Waves 4 to 6 feet subsiding to 1 to 3 feet. Waves occasionally to 7 feet. A small craft advisory may be needed. .SUNDAY...Northeast wind 5 to 10 knots. Sunny. Waves 1 to 2 feet. .SUNDAY NIGHT...Northeast wind 5 to 10 knots. Partly cloudy. Waves 1 foot or less. $$ LSZ146-301600- Port Wing to Sand Island WI- 437 AM CDT Sat May 30 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .TODAY...Northeast wind 15 to 20 knots. Gusts up to 20 knots increasing to 25 knots in the late morning and afternoon. Partly sunny. Waves 3 to 5 feet. .TONIGHT...Northeast wind 10 to 15 knots with gusts to around 25 knots easing to 5 knots early in the morning. Partly cloudy. Waves 3 to 5 feet subsiding to 1 to 3 feet early in the morning. .SUNDAY...Northeast wind 5 to 10 knots. Sunny. Waves 1 to 2 feet. .SUNDAY NIGHT...Northeast wind 5 knots until early morning becoming variable 10 knots or less. Partly cloudy. Waves 1 foot or less. $$ LSZ147-301600- Sand Island to Bayfield WI- 437 AM CDT Sat May 30 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .TODAY...Northeast wind 10 to 15 knots. Gusts up to 20 knots increasing to 25 knots in the afternoon. Mostly sunny. Waves 3 to 5 feet. .TONIGHT...Northeast wind 10 to 15 knots with gusts to around 25 knots becoming variable 10 knots or less. Mostly cloudy in the evening then becoming partly cloudy. Waves 3 to 5 feet subsiding to 1 to 2 feet early in the morning. .SUNDAY...Variable winds 10 knots or less becoming northeast 5 knots in the afternoon. Sunny. Waves 1 to 2 feet. .SUNDAY NIGHT...Variable winds 10 knots or less. Partly cloudy. Waves 1 foot or less. $$ LSZ150-301600- Outer Apostle Islands Beyond 5 NM from Mainland- 437 AM CDT Sat May 30 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .TODAY...Northeast wind 15 to 20 knots. Gusts up to 20 knots increasing to 30 knots. Mostly sunny. Waves 4 to 6 feet. Waves occasionally to 7 feet. .TONIGHT...Northeast wind 15 to 20 knots with gusts to around 25 knots becoming east 5 knots after midnight. Partly cloudy. Waves 4 to 6 feet subsiding to 1 to 3 feet early in the morning. Waves occasionally to 7 feet. .SUNDAY...Variable winds 10 knots or less becoming northeast 5 knots in the late morning and afternoon. Sunny. Waves 1 to 2 feet. .SUNDAY NIGHT...Northeast wind 5 knots. Partly cloudy. Waves 1 foot or less. $$ LSZ121-301600- Chequamegon Bay-Bayfield to Oak Point WI- 437 AM CDT Sat May 30 2026 .TODAY...Northeast wind 10 to 15 knots with gusts to around 20 knots easing to 10 knots with gusts to around 20 knots late in the afternoon. Partly sunny. Waves 1 to 2 feet. .TONIGHT...North wind 5 to 10 knots with gusts to around 20 knots in the evening becoming variable 10 knots or less. Partly cloudy. Waves 1 to 2 feet. .SUNDAY...Variable winds 10 knots or less becoming east 5 to 10 knots in the late morning and afternoon. Mostly sunny. Waves 1 foot or less. .SUNDAY NIGHT...Northeast wind 5 knots early in the evening becoming variable 10 knots or less. Mostly clear. Waves 1 foot or less. $$ LSZ148-301600- Oak Point to Saxon Harbor WI- 437 AM CDT Sat May 30 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .TODAY...Northeast wind 10 to 15 knots. Gusts up to 35 knots. Mostly sunny. Waves 4 to 6 feet. Waves occasionally to 7 feet. .TONIGHT...Northeast wind 10 to 15 knots with gales to around 35 knots becoming northwest 5 to 10 knots late in the evening, then becoming southwest after midnight becoming north early in the morning. Mostly cloudy in the evening then becoming partly cloudy. Waves 4 to 6 feet subsiding to 1 to 2 feet. Waves occasionally to 8 feet. A gale warning may be needed. .SUNDAY...Southeast wind 5 knots becoming northeast in the late morning and afternoon. Mostly sunny. Waves 1 to 2 feet. .SUNDAY NIGHT...Northeast wind 5 knots early in the evening becoming variable 10 knots or less. Mostly clear. Waves 1 foot or less. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH